Finn Grant just wants to dodge school bullies and get home to his new sleuth game, Haunted Holmes, but then he finds a most peculiar card for his 11th birthday--an eye mysteriously appears on the cover, along with an urgent appeal for help. When a door in the illustration opens, Finn taps it and he's whisked to the magical land of Capriliya--and to his first real case. Someone has stolen a wish-fulfilling machine and wished people gone, and Finn must find the disappeared and solve the mystery before the thief creates even worse disasters. As Finn and his friends follow the trail of clues, the culprit swiftly gains unlimited power, vaporizing or warping cities. The case seems hopeless. Finn is stumped--how can he discover the identity of the demolisher, outsmart him and stop him before the catastrophes spread to Finn's own world?